import java.net.Socket; import org.dom4j.io.SAXReader; public class SAXReaderTests { public void unconfiguredReader(Socket sock) throws Exception { SAXReader reader = new SAXReader(); reader.read(sock.getInputStream()); // $ Alert } public void safeReader(Socket sock) throws Exception { SAXReader reader = new SAXReader(); reader.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true); reader.setFeature("http://xml.org/sax/features/external-general-entities", false); reader.setFeature("http://xml.org/sax/features/external-parameter-entities", false); reader.read(sock.getInputStream()); // safe } public void partialConfiguredReader1(Socket sock) throws Exception { SAXReader reader = new SAXReader(); reader.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true); reader.setFeature("http://xml.org/sax/features/external-general-entities", false); reader.read(sock.getInputStream()); // $ Alert } public void partialConfiguredReader2(Socket sock) throws Exception { SAXReader reader = new SAXReader(); reader.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true); reader.setFeature("http://xml.org/sax/features/external-parameter-entities", false); reader.read(sock.getInputStream()); // $ Alert } public void partialConfiguredReader3(Socket sock) throws Exception { SAXReader reader = new SAXReader(); reader.setFeature("http://xml.org/sax/features/external-general-entities", false); reader.setFeature("http://xml.org/sax/features/external-parameter-entities", false); reader.read(sock.getInputStream()); // $ Alert } public void misConfiguredReader1(Socket sock) throws Exception { SAXReader reader = new SAXReader(); reader.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true); reader.setFeature("http://xml.org/sax/features/external-general-entities", true); reader.setFeature("http://xml.org/sax/features/external-parameter-entities", false); reader.read(sock.getInputStream()); // $ Alert } public void misConfiguredReader2(Socket sock) throws Exception { SAXReader reader = new SAXReader(); reader.setFeature("http://apache.org/xml/features/disallow-doctype-decl", false); reader.setFeature("http://xml.org/sax/features/external-general-entities", false); reader.setFeature("http://xml.org/sax/features/external-parameter-entities", false); reader.read(sock.getInputStream()); // $ Alert } public void misConfiguredReader3(Socket sock) throws Exception { SAXReader reader = new SAXReader(); reader.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true); reader.setFeature("http://xml.org/sax/features/external-general-entities", false); reader.setFeature("http://xml.org/sax/features/external-parameter-entities", true); reader.read(sock.getInputStream()); // $ Alert } }